ESB-2018.0406 - [Linux][Ubuntu] mailman: Cross-site scripting - Remote with user interaction - 2018-02-09


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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0406
                           Mailman vulnerability
                              9 February 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           mailman
Publisher:         Ubuntu
Operating System:  Ubuntu
                   Linux variants
Impact/Access:     Cross-site Scripting -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-5950  

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3563-1

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Ubuntu. It is recommended that administrators 
         running mailman check for an updated version of the software for 
         their operating system.

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Ubuntu Security Notice USN-3563-1

8th February, 2018 mailman vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

    Ubuntu 17.10 Ubuntu 16.04 LTS Ubuntu 14.04 LTS


Summary

Mailman could be made to run arbitrary code.  Software description

    mailman - Powerful, web-based mailing list manager


Details

It was discovered that Mailman incorrectly handled certain web scripts.  An
attacker could possibly use this to inject arbitrary code.


Update instructions

The problem can be corrected by updating your system to the following package
version:

Ubuntu 17.10: mailman 1:2.1.23-1ubuntu0.2 Ubuntu 16.04 LTS: mailman
1:2.1.20-1ubuntu0.3 Ubuntu 14.04 LTS: mailman 1:2.1.16-2ubuntu0.5

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.


References

CVE-2018-5950

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